Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 10/14 and 15/63

10/14 + 15/63 is 20/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 63 is 126

    Next, find the equivalent fraction of both fractional numbers with denominator 126
  2. For the 1st fraction, since 14 × 9 = 126,
    10/14 = 10 × 9/14 × 9 = 90/126
  3. Likewise, for the 2nd fraction, since 63 × 2 = 126,
    15/63 = 15 × 2/63 × 2 = 30/126
  4. Add the two like fractions:
    90/126 + 30/126 = 90 + 30/126 = 120/126
  5. 120/126 simplified gives 20/21
  6. So, 10/14 + 15/63 = 20/21

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related:

© everydaycalculation.com